package com.wc2;

import org.apache.hadoop.io.IntWritable;
import org.apache.hadoop.io.Text;
import org.apache.hadoop.mapreduce.Reducer;

import java.io.IOException;
import java.util.Iterator;

public class NewReducer extends Reducer<Text, IntWritable, Text, IntWritable> {
    private IntWritable result = new IntWritable();

    @Override
    protected void reduce(Text key, Iterable<IntWritable> values, Reducer<Text, IntWritable, Text, IntWritable>.Context context) throws IOException, InterruptedException {
        Iterator<IntWritable> iterator = values.iterator();

        int sum = 0;
        while (iterator.hasNext()) {
            IntWritable val = iterator.next();
            sum += val.get();
        }
        result.set(sum);
        context.write(key, result);

    }
}
